WO2023077996A1 - Procédé et appareil de transfert d'un message d'utilisateur, dispositif électronique et support de stockage - Google Patents

Procédé et appareil de transfert d'un message d'utilisateur, dispositif électronique et support de stockage Download PDF

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Publication number
WO2023077996A1
WO2023077996A1 PCT/CN2022/121665 CN2022121665W WO2023077996A1 WO 2023077996 A1 WO2023077996 A1 WO 2023077996A1 CN 2022121665 W CN2022121665 W CN 2022121665W WO 2023077996 A1 WO2023077996 A1 WO 2023077996A1
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WIPO (PCT)
Prior art keywords
user
message
sending
list
sent
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PCT/CN2022/121665
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English (en)
Chinese (zh)
Inventor
戚佳佳
杜相文
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中兴通讯股份有限公司
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Publication of WO2023077996A1 publication Critical patent/WO2023077996A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/50—Queue scheduling
    • H04L47/62—Queue scheduling characterised by scheduling criteria
    • H04L47/622—Queue service order
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/50—Queue scheduling
    • H04L47/62—Queue scheduling characterised by scheduling criteria
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present application relates to the technical field of communications, and in particular to a user message forwarding method, device, electronic equipment and storage medium.
  • Latency refers to the time required for a packet to be transmitted from one end of a network to the other.
  • a certain degree of delay, jitter, and even out-of-order packet loss will occur.
  • the rapid development and wide application of 5G technology have put forward higher and higher requirements for the deterministic forwarding of data in communication networks.
  • For user packets sent to the core network there is a need for a method capable of measuring the arrival delay of user packets, solving the problem of out-of-sequence during packet transmission, and ensuring deterministic forwarding of user packets.
  • the purpose of the embodiments of the present application is to provide a user message forwarding method, device, electronic equipment, and storage medium to solve the problem of out-of-sequence sending of user messages and realize deterministic forwarding of user messages.
  • the embodiment of the present application provides a user message forwarding method, which is applied to a user plane function (User plane function, referred to as "UPF") device, including: receiving a user message sent by at least one user equipment , respectively generating a message sending list for the user equipment; wherein, the message sending list is generated according to the sending time stamp carried in the user message; according to the message sending list, the message sending list The user packets in it are sent out one by one.
  • a user plane function User plane function
  • the embodiment of the present application also provides a user message forwarding device, including: a generating module, configured to receive a user message sent by at least one user equipment, and generate a message sending list for the user equipment respectively; wherein, the The message sending list is generated according to the sending time stamps carried in the user messages; the sending module is configured to sequentially send the user messages in the message sending list according to the message sending list.
  • a generating module configured to receive a user message sent by at least one user equipment, and generate a message sending list for the user equipment respectively; wherein, the The message sending list is generated according to the sending time stamps carried in the user messages; the sending module is configured to sequentially send the user messages in the message sending list according to the message sending list.
  • the embodiment of the present application also provides an electronic device, including: at least one processor; and a memory connected in communication with the at least one processor; wherein, the memory stores instructions that can be executed by the at least one processor, and the instructions Executed by at least one processor, so that at least one processor can execute the above method for forwarding user packets.
  • Embodiments of the present application also provide a computer-readable storage medium storing a computer program, and when the computer program is executed by a processor, the above method for forwarding user messages is implemented.
  • the UPF device receives the user message sent by at least one user equipment, and generates a message sending list for the user equipment respectively, which can avoid confusion of user messages sent by different user equipments connected to the same UPF device.
  • the UPF device generates a message sending list according to the sending time stamp carried in the user message and sends the user messages sequentially according to the generated message sending list, and can receive out-of-order user messages due to different delays, Send out according to the correct sending sequence of the user equipment, and realize the deterministic forwarding of the user message.
  • FIG. 1 is a flow chart of a method for forwarding user messages according to an embodiment of the present application
  • FIG. 2 is a flow chart of a method for forwarding user messages according to another embodiment of the present application.
  • FIG. 3 is a schematic structural diagram of a device for forwarding user messages according to an embodiment of the present application
  • Fig. 4 is a schematic structural diagram of an electronic device according to an embodiment of the present application.
  • An embodiment of the present application relates to a method for forwarding a user message, which is applied to a UPF device with a user plane function.
  • the user plane function UPF device receives the user message sent by at least one user equipment, and generates a message sending list for the user equipment respectively; wherein, the message sending list is based on the user message carried in the user message Generating a sending time stamp; sending the user messages in the message sending list sequentially according to the message sending list.
  • Step 101 receiving a user message sent by at least one user equipment, and generating a message sending list for the user equipment respectively; wherein, the message sending list is generated according to the sending time stamp carried in the user message.
  • the UPF device may connect to different user equipments (user equipment, "UE" for short).
  • UE user equipment
  • the UPF device In order to prevent different UEs from connecting to the same UPF, resulting in conflicts in the sending timestamps of user packets, the UPF device generates packet sending lists for different user equipments according to the sending timestamps carried in the user packets.
  • the message transmission list is generated according to the transmission time stamp carried in the user message, so that the packets that may be out of sequence during transmission can be ranked in the correct transmission order in the message transmission list, and finally can be sent by the UE Messages are sent out in the correct order.
  • Step 102 according to the message sending list, send the user messages in the message sending list sequentially.
  • the packets sent by the UE received by the UPF device are arranged in the correct order sent by the UE in the packet sending list, and the UPF device sends the user packets in sequence according to the packet sending list, which can solve the problem of The out-of-sequence problem may occur during the transmission of files from UE to UPF.
  • the gate at the sending end of the UPF device may also be controlled according to a preset gating rule. control state.
  • the sequentially sending the user packets in the packet sending list according to the packet sending list may include: when the gate control state is open, according to the A message sending list, sending user messages in the message sending list sequentially.
  • the UPF device uses the gated sending method to send messages, that is, sends the messages in the message sending list at a certain time interval, which can further ensure that the messages are sent in the correct order. Avoid possible packet disorder caused by UE sending early and arriving UPF late.
  • the preset gating rule in the above example may include: when the first time interval is not less than the second time interval, controlling the gating state to be open; wherein, the first time interval is based on the current time and the Acquiring the difference between the last user message sending time of the UPF device, the second time interval is based on the sending timestamp carried in the next user message to be sent in the message sending list and the last time of the UPF device Obtain the difference value of the sending timestamp carried in the sent user message.
  • This setting is made for the gating rule, that is, the sending end of the UPF device waits for the interval between the sending time stamps carried by two adjacent messages in the message sending list, and then turns on the sending end to send messages, which can avoid possible UE sending , arrive at the UPF device late, and there are packets with sending timestamps between the last sent packet and the packets to be sent in the list, which causes the packets to be out of order.
  • the preset gating rule gate(f) involved in this example can be expressed by the following expression:
  • T send refers to the sending timestamp carried in the user message sent by the UPF device last time
  • T' send refers to the sending time carried in the next user message to be sent in the message sending list
  • T'UpfSend refers to the time when the UPF device sent the last user message.
  • open means that the gate control status of the sending end of the UPF device is open; close means that the gate control status of the sending end of the UPF device is off.
  • the user messages in the message sending list may further include: Timestamp, update the message sending list.
  • updating the message sending list according to the sending time stamp carried in the user message received in real time may be that the sending time stamp carried in the user message received in real time is less than the time stamp carried in the report
  • the transmission time stamp carried in the next user message to be sent in the message transmission list add the user message received in real time to the message transmission list and use it as the next user message to be sent arts.
  • the sending timestamp carried in the real-time received message is smaller than the sending timestamp carried in the next user message to be sent in the message sending list, it means that the real-time received message was sent by the UE earlier Messages to be sent in the message sending list. Therefore, in order to ensure that the messages are sent sequentially, it is necessary to add the real-time received message to the message sending list and use it as the next user message to be sent.
  • the present application receives user messages sent by at least one user equipment, and generates message sending lists for the user equipments respectively, which can avoid confusion of user messages sent by different user equipments connected to the same UPF device.
  • the UPF device generates a message sending list according to the sending time stamp carried in the user message and sends the user messages sequentially according to the generated message sending list, and can receive out-of-order user messages due to different delays, Send out according to the correct sending sequence of the user equipment, and realize the deterministic forwarding of the user message.
  • the user plane function UPF device receives a user message sent by at least one user equipment, and generates a message sending list for the user equipment respectively.
  • the method further includes: obtaining the sending time stamp carried in the user message, and obtaining the arrival delay of the user message according to the sending time stamp; Discarding user packets whose arrival delays exceed a preset delay threshold according to the arrival delays of the plurality of user packets.
  • Step 201 Receive a user message sent by at least one user equipment, obtain a sending time stamp carried in the user message, and obtain an arrival delay of the user message according to the sending time stamp.
  • ⁇ t(f, qfi) T rev (f, qfi) - T send (f, qfi)
  • T rev (f, qfi) refers to the sending timestamp carried in the message when the UE sends the message
  • T send (f, qfi) refers to the quality of service (Quality of Service, referred to as "QoS") carried in the user message. ”) identifier, and the preset delay threshold can be set accordingly
  • T rev (f, qfi) refers to the time stamp when the UPF device receives the user message.
  • a packet delay statistics list may also be generated according to the received user packet and the obtained delay.
  • the delay value ⁇ t(f i ,qfi) stored in the i-th position in the packet delay statistics list can be expressed by the following expression:
  • n refers to the number of delays saved in the statistics list.
  • Step 202 according to the arrival delays of multiple user packets, discard user packets whose arrival delays exceed a preset delay threshold.
  • the user packets whose arrival delay exceeds the preset delay threshold may have been sent by the UPF device at the adjacent time, so if the Adding to the cache list may cause out-of-order packets, which should be discarded.
  • the processing of the received message can also be realized by using the following expression to preset the delay screening policy policy(f):
  • drop refers to discarding the message, and keep refers to performing further processing on the message (adding it to the message sending list).
  • E( ⁇ t,qfi) is the preset delay threshold.
  • the delay threshold can be preset to obtain the preset delay threshold, and the preset delay threshold is calculated according to the average value of the arrival delays of multiple user packets and the service quality requirements corresponding to the user packets.
  • the delay threshold is dynamically updated.
  • the delay threshold E( ⁇ t,qfi) can be preset and dynamically updated by the following expression:
  • n is the number of user packets obtained by the UPF equipment
  • ratio (qfi) refers to different qfi, that is, corresponding correction parameters configured for different service quality requirements corresponding to user packets, and the range can be based on actual business requirements (for service flow delay requirements) setting.
  • n ⁇ t(f i ,qfi) is the average value of n ⁇ t(f i ,qfi), which can be obtained by the following expression:
  • the mode value or other statistics of n ⁇ t(f i , qfi) can also be used to set the delay threshold.
  • Step 203 generating a packet transmission list for the user equipment respectively; wherein, the packet transmission list is generated according to the transmission time stamp carried in the user packet.
  • Step 204 according to the message sending list, send the user messages in the message sending list sequentially.
  • step 203 and step 204 in this embodiment are the same as step 101 and step 102 in the previous embodiment, so the relevant technical details mentioned in the previous embodiment are still valid in this embodiment, and in the previous embodiment
  • the technical effects that can be achieved in the implementation manner can also be achieved in this implementation manner, and in order to reduce repetition, details are not repeated here.
  • the user message forwarding method involved in this embodiment may also be implemented by a user message forwarding device.
  • the user message forwarding device may include a delay acquisition module for obtaining the arrival delay of the user message, and a forwarding message acquisition module for discarding messages with too large delay and only retaining messages that can be forwarded, And generate module and send module.
  • This embodiment receives the user message sent by at least one user equipment, and obtains the sending timestamp carried in the user message, and then according to the sending timestamp and the time stamp of the user message received by the UPF device, the user message can be obtained arrival delay.
  • the user packets whose arrival delay exceeds the preset delay threshold are discarded, so as to prevent the sequence sending of service flows from being affected by excessive packet delay.
  • Generating a packet transmission list for the user equipment separately can avoid confusion in user packets sent by different user equipment connected to the same UPF device.
  • the UPF device generates a message sending list according to the sending time stamp carried in the user message and sends the user messages sequentially according to the generated message sending list, and can receive out-of-order user messages due to different delays, Send out according to the correct sending sequence of the user equipment, and realize the deterministic forwarding of the user message.
  • An embodiment of the present application relates to a device for forwarding user messages, as shown in FIG. 3 , including:
  • the generating module 301 is configured to receive a user message sent by at least one user equipment, and generate a message sending list for the user equipment respectively; wherein, the message sending list is generated according to the sending time stamp carried in the user message ;
  • the sending module 302 is configured to sequentially send the user messages in the message sending list according to the message sending list.
  • the device for forwarding user messages may further include: a gating module (not shown in the figure), configured to send user messages in the message sending list according to the message sending list Before the text is sent out in sequence, the gating state of the sending end of the UPF device is controlled according to the preset gating rules; in this case, according to the message sending list, the user messages in the message sending list are sent Sending out sequentially may include: when the gate control state is on, according to the message sending list, sending the user messages in the message sending list sequentially.
  • a gating module (not shown in the figure), configured to send user messages in the message sending list according to the message sending list Before the text is sent out in sequence, the gating state of the sending end of the UPF device is controlled according to the preset gating rules; in this case, according to the message sending list, the user messages in the message sending list are sent Sending out sequentially may include: when the gate control state is on, according to the message sending list, sending the user messages in the message sending list sequentially.
  • the preset gating rule may include: when the first time interval is not less than the second time interval, controlling the gating state to be open; wherein the first time interval is based on the current time and the set The difference between the last user message sending time of the UPF device is obtained, and the second time interval is based on the sending time stamp carried in the next user message to be sent in the message sending list and the time stamp on the UPF device. Obtain the difference value of the sending timestamp carried in the user message sent once.
  • the device for forwarding user messages may further include: an update module (not shown in the figure), configured to send user messages in the message sending list according to the message sending list After sending out sequentially, the message sending list is updated according to the sending time stamp carried in the user message received in real time.
  • an update module (not shown in the figure), configured to send user messages in the message sending list according to the message sending list After sending out sequentially, the message sending list is updated according to the sending time stamp carried in the user message received in real time.
  • the update module may also be configured to include the sending timestamp carried in the user message received in real time to be smaller than the sending timestamp carried in the next user message to be sent in the message sending list In the case of , add the user message received in real time to the message sending list, and use it as the next user message to be sent.
  • the device for forwarding user packets may further include: a discarding module (not shown in the figure), configured to acquire the carry the sending timestamp, and obtain the arrival delay of the user message according to the sending timestamp; according to the arrival delay of multiple user messages, discard the arrival delay exceeding the preset delay threshold user messages.
  • a discarding module (not shown in the figure), configured to acquire the carry the sending timestamp, and obtain the arrival delay of the user message according to the sending timestamp; according to the arrival delay of multiple user messages, discard the arrival delay exceeding the preset delay threshold user messages.
  • the preset delay threshold involved in this example may be dynamically updated according to an average value of the arrival delays of multiple user packets and a service quality requirement corresponding to the user packets.
  • the user message forwarding device receives user messages sent by at least one user equipment, and generates message sending lists for the user equipments respectively, which can avoid confusion of user messages sent by different user equipments connected to the same UPF device.
  • the UPF device generates a message sending list according to the sending time stamp carried in the user message and sends the user messages sequentially according to the generated message sending list, and can receive out-of-order user messages due to different delays, Send out according to the correct sending order of the user equipment, and realize the deterministic forwarding of the user message.
  • a logical unit can be a physical unit, or a part of a physical unit, and can also Combination of physical units.
  • units that are not closely related to solving the technical problems raised in the application are not introduced in the application, but this does not mean that there are no other units in the application.
  • An embodiment of the present application also provides an electronic device, as shown in FIG. 4 , including at least one processor 401; and a memory 402 communicatively connected to the at least one processor 401; An instruction executed by one processor 401, the instruction is executed by at least one processor 401, so that at least one processor 401 can execute the foregoing method for forwarding user packets.
  • the memory 402 and the processor 401 are connected by a bus, and the bus may include any number of interconnected buses and bridges, and the bus connects one or more processors 401 and various circuits of the memory 402 together.
  • the bus may also connect together various other circuits such as peripherals, voltage regulators, and power management circuits, all of which are well known in the art and therefore will not be further described herein.
  • the bus interface provides an interface between the bus and the transceivers.
  • a transceiver may be a single element or multiple elements, such as multiple receivers and transmitters, providing means for communicating with various other devices over a transmission medium.
  • the data processed by the processor 401 is transmitted on the wireless medium through the antenna, and further, the antenna also receives the data and transmits the data to the processor 401 .
  • Processor 401 is responsible for managing the bus and general processing, and may also provide various functions including timing, peripheral interface, voltage regulation, power management, and other control functions. And the memory 402 may be used to store data used by the processor 401 when performing operations.
  • Embodiments of the present application also provide a computer-readable storage medium storing a computer program.
  • the computer program is executed by the processor, the above method for forwarding the user message is realized.
  • a storage medium includes several instructions to make a device (which can be A single chip microcomputer, a chip, etc.) or a processor (processor) executes all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (Read-Only Memory, referred to as "ROM”), random access memory (Random Access Memory, referred to as "RAM”), magnetic disk or optical disc, etc.
  • ROM read-only memory
  • RAM random access memory
  • magnetic disk or optical disc etc.

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Abstract

Sont divulgués dans la présente demande un procédé et un appareil de transfert d'un message d'utilisateur, ainsi qu'un dispositif électronique et un support de stockage. Le procédé de transfert d'un message d'utilisateur est appliqué à un dispositif à fonction de plan utilisateur (UPF). Ledit procédé comprend les étapes consistant à : recevoir un message d'utilisateur envoyé par au moins un équipement utilisateur et générer respectivement une liste d'envoi de messages associée à l'équipement utilisateur, la liste d'envoi de messages étant générée en fonction d'une estampille temporelle d'envoi qui est transportée dans le message d'utilisateur ; et envoyer dans l'ordre des messages d'utilisateurs dans la liste d'envoi de messages en fonction de la liste d'envoi de messages.
PCT/CN2022/121665 2021-11-04 2022-09-27 Procédé et appareil de transfert d'un message d'utilisateur, dispositif électronique et support de stockage WO2023077996A1 (fr)

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CN202111302256.4A CN116074258A (zh) 2021-11-04 2021-11-04 用户报文的转发方法、装置、电子设备和存储介质
CN202111302256.4 2021-11-04

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2111073A1 (fr) * 2007-06-13 2009-10-21 NTT DoCoMo, Inc. Procédé et appareil pour réaliser un transfert sans interruption d'une entité mobile
CN101742430A (zh) * 2008-11-20 2010-06-16 华为技术有限公司 数据包处理方法、装置以及基站
CN103918233A (zh) * 2011-11-03 2014-07-09 高通股份有限公司 多递送路线分组排序
CN105052112A (zh) * 2013-03-13 2015-11-11 华为技术有限公司 一种压缩缓存器关联数据的方法与系统
CN107800653A (zh) * 2016-09-06 2018-03-13 中兴通讯股份有限公司 报文压缩方法及装置
US20190081902A1 (en) * 2016-03-17 2019-03-14 Dolby Laboratories Licensing Corporation Jitter Buffer Apparatus and Method

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2111073A1 (fr) * 2007-06-13 2009-10-21 NTT DoCoMo, Inc. Procédé et appareil pour réaliser un transfert sans interruption d'une entité mobile
CN101742430A (zh) * 2008-11-20 2010-06-16 华为技术有限公司 数据包处理方法、装置以及基站
CN103918233A (zh) * 2011-11-03 2014-07-09 高通股份有限公司 多递送路线分组排序
CN105052112A (zh) * 2013-03-13 2015-11-11 华为技术有限公司 一种压缩缓存器关联数据的方法与系统
US20190081902A1 (en) * 2016-03-17 2019-03-14 Dolby Laboratories Licensing Corporation Jitter Buffer Apparatus and Method
CN107800653A (zh) * 2016-09-06 2018-03-13 中兴通讯股份有限公司 报文压缩方法及装置

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